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Vol 86
Pages:
22
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RUS
Research article
Without section

About regularities of energy transfer to rock during percussive drilling

Authors:
I. G. Shelkovnikov
Date submitted:
1980-09-23
Date accepted:
1980-11-03
Date published:
1981-07-09

Abstract

In percussive drilling, energy is transferred to the rock as a result of penetration of the wedge-shaped rock-destroying tool in free fall or under the action of a stress pulse ...

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